A-A+
E-mail is mentioned in the third paragraph to
问题详情
E-mail is mentioned in the third paragraph to show __________. 查看材料
A.the variety of digital communications
B.the development of new technologies
C.the usefulness of digital codes
D.the relationship between communication and technology请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:C
细节题。题干:第三段提及电子邮件是为了证明__________。例子是为了证明文章的观点,该段的主题是Digitalcodesareusedwithmanytechnologies,即数码在很多技术方面都得以运用,由此可知C为正确选项。A选项是混淆项,该项的中心词为variety(各种各样的形式),该段也确实罗列了电话、电邮等各种形式,但列举这些形式的目的也都是为了证明数码的有用性。因此C是最佳选项。